634 PROCEEDINGS OF THE NATIONAL MUSEVM. 



Massachusetts, Vermont, and Ontario to British Columbia and Mackenzie, south 

 to Georgia, Mississippi, Texas, Arizona, and Cahfornia. 



Pellaeaaspera (Hook.) Baker in Hook. & Baker, Syn. Fil. eel. 1. 148. 1868. 

 Cheilanthes aspcra Hook. Sp. Fil. 2 : 111. pi. 108. A. 1858. 

 Western Texas and New Mexico. 



Pellaea andromedaefolia (Kaulf.) Fee, Gen. Fil. 129. 1850-52. Coffee 



FERN. 



Pteris andromedaefolia Kaulf. Enum. Fil. 188. 1824. 

 California and Arizona. 



Pellaea pulchella (Mart. & Gal.) Fee, Gen. Fil. 129. 1850-52. 



Allosori^s pidchellus M&ri. & Gal. Mem. Acad. Brux. 155:47. 1842. 

 Western Texas and New Mexico. 



Pellaea marginata (H. B. K.) Baker in Hook. & Baker, Syn Fil ed 1 

 151. 1868. 



Cheilanthes marginata H. B. K. Nov. Gen. et Sp. PI. 1 : 22. 1815. 

 Huachuca Mountains, Arizona {Lemmon). 

 Pellaea ternifolia (Cav.) Link, Fil. Sp. Hort. Berol. 59. 1841 

 Pteris ternifolia Cav. Descr. PI. 266. 1802. 

 Western Texas. 



Pellaea brachyptera (Moore) Baker in Hook. & Baker, Svn Fil ed 2 

 477. 1873. ■ * * 



Platyloma brachypterum Moore, Gard. Chron. 1873 :141. 1873. 

 California and Oregon. 



Pellaea ornithopus Hook. Sp. Fil. 2 : 143. pi 116. A. 1858. Bird's-foot 



CLIFF-BRAKE. BlACK FERN. 



California. 



Pellaea wrightiana Hook. Sp. Fil. 2 : 142. pi. 115. B. 1858. 



Kansas to Texas, Arizona, and California. Extremely variable. 

 Pellaea densa (Brack.) Hook. Sp. Fil. 2 : im. 2)1. 125. B. 1858. 



Onyehium densum Brack, in Wilkes's U. S. Explor. Exped. 16: 120 nl 13 f. o 

 1854. ■'^■'" 



British Columbia and Washington to Montana, Wyoming, Utah, and California. 

 Also on Mt. Albert, Quebec, and in Grey County, Ontario {Ami). 

 Pellaea bridgesii Hook. Sp. Fil. 2 : 238. 1858. 

 California. 



Pellaea flexuosa (Kaulf.) Link, Fil. Sp. Hort. Berol. 60. 1841. 



Iteris Jiexuosa Kaulf. ; Schlecht. & Cham. Linnaea 5 : 614. 1830, excl. syn. 

 Texas to California. 



Pellaea intermedia Mett. in Kuhn. Linnaea 36 : 84. 1869-70. 

 Texas to Arizona. 



STRUTHIOPTERIS Scop. Fl. Carn. ed. 1. 168. 1760. 



Struthiopteris spicant (L.) Weis.s, PI. Crypt. 287. 1770. Deer fern. 

 Hard fern. 



Osmunda spicant L. Sp. PI. 1066. 1753. 



Lomaria spicant Desv. Mag. Gesell. Nat. Fr. Berlin 5 : 325. 1811. 

 Blechnum horeale Sw. Schrad. Journ. Bot. 1800^ : 75. 1801. 

 Blechnum spicant J. E. Smith, M(?m. Acad. Roy. Sci. Turm 5 : 411. 1793. 

 California to British Columbia and Alaska. 



